Equipment Operational Reliability Evaluation Method Based on RVM and PCA-Fused Features

Table 3

Single index method and hybrid index method prediction results of bearing C.

Characteristic index	Actual failure time (min)	Predicted failure time (min)	Accuracy (%)
Waveform	14060	14380	97.7
Peak	14080	14360	98.0
Kurtosis	14080	14480	97.2
Hybrid index	14060	14280	98.4